docs: def reset(self):
          """Reset internal state
          """
          self.overall = {
              'Nref': 0.0,
              'Nsys': 0.0,
              'Ntp': 0.0,
              'Ntn': 0.0,
              'Nfp': 0.0,
              'Nfn': 0.0,
          }
  
          self.tag_wise = {}
          for label in self.tag_label_list:
              self.tag_wise[label] = {
                  'Nref': 0.0,
                  'Nsys': 0.0,
                  'Ntp': 0.0,
                  'Ntn': 0.0,
                  'Nfp': 0.0,
                  'Nfn': 0.0,
              }
  
          return self